1: (0 5 8)

(0 13 10 8 3)(1 9 7)(2 11 4)(5)(6 20 18)(12 16 15)(14 19 17)

2: (1 9 7)

(0 13 10 8 3)(1)(2 11 4)(5)(6 20 18)(7)(9)(12 16 15)(14 19 17)

3: (0 13 3)

(0)(1)(2 11 4)(3 10 8)(5)(6 20 18)(7)(9)(12 16 15)(13)(14 19 17)

4: (2 11 4)

(0)(1)(2)(3 10 8)(4)(5)(6 20 18)(7)(9)(11)(12 16 15)(13)(14 19 17)